M:tG card similarity search
G · Instant
Until end of turn, lands you control gain "{T}: Add one mana of any color."
| Name | Mana | Type | Text |
|---|---|---|---|
| Urza's Tower | Land — Urza's Tower | {T}: Add {C}. If you control an Urza's Mine and an Urza's Power-Plant, add {C}{C}{C} instead. | |
| Obsidian Fireheart | 1RRR | Creature — Elemental | {1}{R}{R}: Put a blaze counter on target land without a blaze counter on it. For as long as that land has a blaze counter on it, it has "At the beginning of your upkeep, this land deals 1 damage to you." (The land continues to burn after Obsidian Fireheart has left the battlefield.) 4/4 |
| Blind Seer | 2UU | Legendary Creature — Human Wizard | {1}{U}: Target spell or permanent becomes the color of your choice until end of turn. 3/3 |
| Urza's Power Plant | Land — Urza's Power-Plant | {T}: Add {C}. If you control an Urza's Mine and an Urza's Tower, add {C}{C} instead. | |
| Key to the Archive | 4 | Artifact | Key to the Archive enters the battlefield tapped. When Key to the Archive enters the battlefield, draft a card from Key to the Archive's spellbook, then discard a card. {T}: Add two mana in any combination of colors. |
| Rainbow Knights | WW | Summon Knights | When Rainbow Knights comes into play, it gains protection from a random color permanently. {1}: First strike until end of turn. {W}{W}: +0/+0, +1/+0 or +2/+0 until end of turn chosen at random. 2/1 |
| Malakir Rebirth | B | Instant | Choose target creature. You lose 2 life. Until end of turn, that creature gains "When this creature dies, return it to the battlefield tapped under its owner's control." |
| Ashnod's Intervention | B | Instant | Until end of turn, target creature gets +2/+0 and gains "When this creature dies or is put into exile from the battlefield, return it to its owner's hand." |
| You Find Some Prisoners | 1R | Instant | Choose one — • Break Their Chains — Destroy target artifact. • Interrogate Them — Exile the top three cards of target opponent's library. Choose one of them. Until the end of your next turn, you may play that card, and you may spend mana as though it were mana of any color to cast it. |
| Oblivion Crown | 1B | Enchantment — Aura | Flash (You may cast this spell any time you could cast an instant.) Enchant creature Enchanted creature has "Discard a card: This creature gets +1/+1 until end of turn." |